Founded
2012
Jinnengda Industrial
Dongguan Jinnengda Industrial Co., Ltd.
One-Stop OEM/ODM Lithium Battery Solutions For Global Tool & Industrial Brands
From product structure design and BMS development to SMT and PACK assembly, Jinnengda delivers scalable lithium battery solutions built for reliable performance and strong market appeal.
Factory Area
7000 m2
Monthly Capacity
200,000 packs
Patents & Copyright
19+
Product Portfolio
Key Products From the Catalog
Browse the catalog-backed product lineup, with practical specifications and images for each series.
Bosch 14.4V Series
A stable 14.4V pack for compact tools, available in multiple capacity options to suit different work cycles.
- Voltage
- 14.4V
- Capacity
- 2Ah-6Ah
- Cell Layout
- 4S1P / 4S2P
- Charge Voltage
- 16.8V
• Compact form factor with dependable runtime
• Suitable for replacement and private-label projects
Makita 18V Smart Display
Digital display model with real-time voltage, current, and cycle count, plus optional Type-C fast charging for both input and output.
- Voltage
- 18V
- Capacity
- 4Ah-9Ah
- Cell Layout
- 5S2P / 5S3P
- Type-C
- Max 45W bidirectional
• Real-time battery diagnostics
• Type-C supports fast charging for both input and output
DeWalt 18V Original
Classic DeWalt-compatible pack architecture tuned for balanced runtime and output in daily tool use.
- Voltage
- 18V
- Capacity
- 2Ah-6Ah
- Cell Layout
- 5S1P / 5S2P
- Charge Voltage
- 21V
• Balanced runtime and output
• Ideal for mainstream power tools
Makita 18V DC (LTH Housing)
Makita DC plug variant designed for structural reliability and efficient heat management in frequent field use.
- Voltage
- 18V
- Capacity
- 2Ah-10Ah
- Cell Layout
- 5S1P / 5S2P
- Charge Voltage
- 21V
• Housing design focused on structural integrity
• Built for frequent field use
Makita 18V DC Side-Light
Side-light version built for low-light work environments, with high-rate output and multiple capacity options.
- Voltage
- 18V
- Capacity
- 2Ah-9Ah
- Cell Layout
- 5S1P / 5S3P
- Charge Voltage
- 21V
• Improved visibility in low-light work environments
• High-rate output options
Makita 18V Original Pins
Original-pin series ranging from lightweight compact packs to high-capacity 21700 solutions.
- Voltage
- 18V
- Capacity
- 2Ah-10Ah
- Cell Layout
- 5S1P / 5S2P
- Charge Voltage
- 21V
• Broad capacity range
• Supports compact and high-capacity variants
Makita 36V DC
A high-voltage lineup for heavy-duty demand, including 10S1P and 10S2P structures for extended continuous operation.
- Voltage
- 36V
- Capacity
- 2Ah-8Ah
- Cell Layout
- 10S1P / 10S2P
- Charge Voltage
- 42V
• Built for heavy-duty continuous operation
• Large-format battery solutions
Ryobi 18V
Ryobi-compatible 18V module line designed for stable discharge and reliable cycle performance.
- Voltage
- 18V
- Capacity
- 4Ah-6Ah
- Cell Layout
- 5S2P
- Charge Voltage
- 21V
• Stable discharge behavior
• Suitable for brand-compatible replacement packs
DeWalt 18V with Type-C
Type-C enhanced DeWalt series with fast bidirectional charging and smart display support.
- Voltage
- 18V
- Capacity
- 4Ah-6Ah
- Type-C
- Max 45W
- Feature
- Smart display support
• Supports up to 45W bidirectional charging
• Smart display ready
How We Work
Step Work With Us
A clear 8-step project path helps buyers understand how OEM/ODM battery projects move from first contact to delivery.
01
Consulting
Tell us your application, target voltage, capacity, and project goals so we can guide the right path.
02
Concept
We turn your idea into a clear battery concept, including structure, connector choice, and performance targets.
03
Design
Our engineering team develops the pack structure, BMS, thermal planning, and industrial design details.
04
Sampling
We make samples after the drawing is approved so you can review fit, performance, and appearance.
05
Qualification
We support testing and qualification so your team can confirm the sample before mass production.
06
Order
After sample approval, we confirm the order details, lead time, and production schedule.
07
Production
Mass production starts once the deposit is received and all project details are locked in.
08
Delivery
Every batch passes final quality inspection before shipment to your destination.
Great Answers
Frequently Asked Questions
These answers are designed to remove common buying doubts before you start a project.
What Is Your Payment Term?▾
Payment terms are usually handled by T/T and can be confirmed based on the order and project stage.
What's The Area Of Your Factory?▾
Our current site shows a factory area of about 7,000 m2.
How Long Is Your Delivery Time?▾
Sample lead time depends on the project. Once samples are approved, the production schedule is confirmed with the order.
What Certificates Have Your Company Obtained?▾
We support project needs such as UN38.3, SDS, and can assist with CE, UL, KC, CB, and RoHS requirements.
What's Your Minimum Order Quantity?▾
MOQ depends on the model and project details. Trial and OEM/ODM discussions can be handled case by case.
What's Your Monthly Production Capacity▾
Our current site highlights a monthly capacity of around 200,000 packs.
Do You Support OEM Service?▾
Yes. OEM/ODM support is one of the core services on this website.
When's Your Company Founded?▾
The site highlights 2012 as the founding year.
Are You A Manufacturer Or Trading Company?▾
We present the company as a manufacturer with in-house R&D and production support.
Contact & Factory
Ready to Build Your Next Battery Project?
Address: Building 3, No. 30, Kuiqing Road, Qingxi Town, Dongguan City, Guangdong Province, China. We serve power tools, garden tools, energy storage, medical devices, household products, and more.